This standard specifies the product characteristics, codes and product representation methods, basic requirements, technical requirements, test methods, inspection rules, packaging, marking, transportation and storage of silane cross-linked polyolefin insulation materials for wires and cables with a rated voltage of 35 kV and below. quality promise. This standard applies to silane cross-linked polyolefin insulation materials made from polyolefin as the base material and adding grafting agents, antioxidants, catalysts, initiators and other additives.
T/ZZB 1137-2019 history
2019T/ZZB 1137-2019 Silane crosslinkable polyolefin compounds for wire and cable